Once fertilization has occurred, the activities of development begin. The first such activity is .

Suggest why placing wheels under a heavy box reduces the neccessary force required to push it along at a constant speed.

Astudent reads the following text in a science book: scientific evidence tells us that the cause of earths four seasons is the tilt of earth as it revolves around the sound the student is instructed to illustrate this information in a science book. how will the student illustrate winter in the northern hemisphere? a.earths northern hemisphere will tilt away from the sun. b. earths northern hemisphere will tilt toward the sun. c.earths orbit will be farther away than from the sun d. earths southern hemisphere will tilt away from the sun.

What is the approximate time of death of the body temperature is 29.4 degrees celsius